Schaffer, R. (1991). America in the Great War: The rise of the war welfare state. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchaffer, Ronald. America in the Great War: The Rise of the War Welfare State. New York ; Oxford: Oxford University Press, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSchaffer, Ronald. America in the Great War: The Rise of the War Welfare State. Oxford University Press, 1991.
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